/Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraDataInterfaceUtilities.h
typedef TBaseDelegate_OneParam< [FString](API\Runtime\Core\Containers\FString), const [FNiagaraFunctionSignature](API\Plugins\Niagara\FNiagaraFunctionSignature) & > FGetFunctionSignatureSymbol